CN203834606U - One-way pressure release valve and drainage system applying one-way pressure release valve - Google Patents
One-way pressure release valve and drainage system applying one-way pressure release valve Download PDFInfo
- Publication number
- CN203834606U CN203834606U CN201420184732.6U CN201420184732U CN203834606U CN 203834606 U CN203834606 U CN 203834606U CN 201420184732 U CN201420184732 U CN 201420184732U CN 203834606 U CN203834606 U CN 203834606U
- Authority
- CN
- China
- Prior art keywords
- hole
- piston
- pressure release
- piston rod
- relief valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000006837 decompression Effects 0.000 claims description 18
- 238000012856 packing Methods 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000008399 tap water Substances 0.000 abstract description 7
- 235000020679 tap water Nutrition 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 6
- 241000283216 Phocidae Species 0.000 description 14
- 230000000007 visual effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Safety Valves (AREA)
Abstract
A one-way pressure release valve comprises a bottom cover, a piston cylinder, a piston, a piston sealing ring, a fixing part, a first reset spring and a pressure release assembly. Outside tap water enters the piston cylinder from a water inlet hole, the piston moves towards the direction of a drain hole under the water pressure of the outside tap water, the first reset spring is compressed, the piston dives the piston sealing ring to move towards the direction of the drain hole till the fixing part extends out of the drain hole, the fixing part and the piston sealing ring jointly seal the drain hole, and the water flows into a drain valve from a water outlet hole. When the water inflow is stopped, the piston and the piston sealing ring return to seal the water inlet hole under the pressure influence of the compressed first reset spring, and the water reversely flowing out of the drain valve is only discharged through the drain hole. Due to the fact that the drain hole is open, the drainage speed is effectively improved, the drain valve can rapidly return, and the purpose of saving water is achieved. The utility model further relates to a drainage system. The drainage system comprises the one-way pressure release valve and the drain valve communicated with the water outlet hole of the one-way pressure release valve.
Description
Technical field
The utility model relates to relief valve technical field, particularly relates to a kind of unidirectional relief valve and applies the drainage system of this unidirectional relief valve.
Background technology
By the size of water feeding pressure, carry out the draining valve of gauge tap, the tap water water pipe of flowing through enters the piston rod of draining valve, then control opening of draining valve, drain shut valve is to push back draining valve piston rod by draining valve spring, water in draining valve piston rod is discharged by water, draining valve piston return is realized.
Because inlet channel is thin and long, make draining valve return slower, and water tank water intake can flow out waste, water resource loss is larger, is unfavorable for using water wisely.
Utility model content
Based on this, be necessary for being unfavorable for water-saving problem, provide a kind of can water-saving unidirectional relief valve and apply the drainage system of this unidirectional relief valve.
A unidirectional relief valve, comprising:
Bottom, offers inlet opening on described bottom;
Piston rod, described bottom seals one end of described piston rod, the other end of described piston rod offers open type drain hole, around described drain hole, many reference columns are set, the other end of many described reference columns is provided with top board, on the sidewall of described piston rod, offer weep hole and relief hole, described weep hole and described relief hole interval arrange;
Piston, is contained in described piston rod, and described piston comprises piston only and outstanding is arranged at the piston rod on described piston only;
Piston packing, is arranged on described piston only;
Fixture, described fixture is sheathed on described piston rod;
The first back-moving spring, one end is sheathed on described fixture, and the other end is connected on described top board; And
Pressure release assembly, comprises decompression cover, pressure release seal and the second back-moving spring, and described decompression cover is corresponding to described relief hole, and described pressure release seal is arranged at described relief hole place, and described pressure release seal seals described relief hole; Described the second back-moving spring is arranged between described decompression cover and described pressure release seal.
In an embodiment, the hole wall of described inlet opening extends to form water inlet pipe along described piston rod outside therein.
In an embodiment, the hole wall of described weep hole extends to form outlet pipe along described piston rod outside therein.
In an embodiment, on described piston only, offer groove therein, described piston packing is arranged in described groove.
In an embodiment, described fixture outside is provided with protective fence therein, and described protective fence is used for preventing that described the first back-moving spring from departing from described fixture.
In an embodiment, described piston rod outside is also provided with many fixed bars therein, and described decompression cover is fixed on described fixed bar.
Therein in an embodiment, described pressure release assembly also comprises threaded fastener, on described fixed bar, offer the first screwed hole, on described decompression cover, offer the second screwed hole, described threaded fastener passes described the first screwed hole and described the second screwed hole successively so that described decompression cover is fixed on described piston rod.
In an embodiment, the quantity of described fixed bar is three therein, and three described fixed bars surround triangular structure.
In an embodiment, described triangular structure is equilateral triangle structure therein.
A drainage system, comprising:
Unidirectional relief valve as previously discussed; And
Draining valve, described draining valve is connected with the weep hole of described unidirectional relief valve.
Above-mentioned unidirectional relief valve and the drainage system of applying this unidirectional relief valve at least comprise following advantage:
Extraneous tap water enters in piston rod from inlet opening, piston in piston rod direction to drain hole under the hydraulic pressure of extraneous tap water moves, the first back-moving spring is compressed, piston driving piston packing moves to the direction near drain hole, until fixture partly stretches out in drain hole, fixture and piston packing seal drain hole jointly, and water flows into draining valve from weep hole.When water feeding pressure surpasses preset value, the second back-moving spring is compressed, and pressure release seal leaves relief hole, and water flows out from relief hole, avoids strong hydraulic pressure to cause harmful effect to unidirectional relief valve and draining valve.When stopping into water, be subject to the pressure influence after the first back-moving spring compression, piston and piston packing return, seal up inlet opening, the water that flows backwards out from draining valve can only be discharged by drain hole, because drain hole is for open type designs, has effectively strengthened drainage speed, can make the rapid return of draining valve, thereby realize water-saving object.
Accompanying drawing explanation
Fig. 1 is the structural representation of unidirectional relief valve in an embodiment;
Fig. 2 is the structural representation at another visual angle of unidirectional relief valve shown in Fig. 1;
Fig. 3 is the structural representation at a visual angle again of unidirectional relief valve shown in Fig. 1;
A-A sectional view when Fig. 4 is unidirectional relief valve water inlet state shown in Fig. 3;
A-A sectional view when Fig. 5 is unidirectional relief valve pressure release state shown in Fig. 3;
Fig. 6 is the A-A sectional view of unidirectional relief valve shown in Fig. 3 while stopping into water state;
Fig. 7 is the structural representation at the another visual angle of unidirectional relief valve shown in Fig. 1;
B-B sectional view when Fig. 8 is unidirectional relief valve hull-borne shown in Fig. 7.
The specific embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented to be much different from alternate manner described here, and those skilled in the art can do similar improvement without prejudice to the utility model intension in the situation that, so the utility model is not subject to the restriction of following public concrete enforcement.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term using in manual of the present utility model herein, just in order to describe the object of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 to Fig. 5, the drainage system 10 in an embodiment, is mainly used in toilet field, for flush toilet.Drainage system 10 comprises unidirectional relief valve 100 and draining valve 200.
Please continue to refer to Fig. 1 to Fig. 4, it is the structural representation of the unidirectional relief valve 100 in an embodiment.This unidirectional relief valve 100 comprises bottom 110, piston rod 120, piston 130, piston packing 140, fixture 150, the first back-moving spring 160 and pressure release assembly 170.
See also Fig. 5 to Fig. 8, on bottom 110, offer inlet opening 111.Particularly, bottom 110 is roughly circular configuration.In present embodiment, the hole wall of inlet opening 111 extends to form water inlet pipe 112 along piston rod 120 outsides.Forming water inlet pipe 112 is mainly to facilitate outside tap water to enter smoothly in the piston rod 120 of unidirectional relief valve 100.Bottom 110 is mainly the one end for packed-piston cylinder 120.
One end of piston rod 120 is sealed by bottom 110, and the other end offers open type drain hole 121.Around drain hole 121, be provided with many reference columns 122, in present embodiment, four reference columns 122 be set.The other end of four reference columns 122 is provided with top board 123.On the sidewall of piston rod 120, offer weep hole 124 and relief hole 125, weep hole 124 arranges with relief hole 125 intervals.In present embodiment, weep hole 124 and relief hole 125 are opened in respectively in two opposing sidewalls of piston rod 120.The hole wall of weep hole 124 extends to form outlet pipe 126 along piston rod 120 outsides, and weep hole 124 is to be mainly connected with the inlet channel of draining valve 200, so form water pipe 126, is mainly to facilitate water to flow into smoothly draining valve 200.
Piston 130 is contained in piston rod 120.Piston 130 comprises piston only 131 and piston rod 132, and piston rod 132 is outstanding to be arranged on piston only 131.On piston only 131, offer groove, groove is toroidal cavity.Piston packing 140 is arranged on piston only 131, and particularly, piston packing 140 is arranged in groove, can prevent that piston packing 140 from arbitrarily moving.
Fixture 150 is sheathed on piston rod 132.One end of the first back-moving spring 160 is sheathed on fixture 150, and the other end is connected on top board 123.In present embodiment, the outside of fixture 150 is also provided with protective fence 151, and protective fence 151 combines with the protective ring that is formed on protection post one end for being formed at the protection post of fixture 150 outsides.Protective fence 151 is mainly used for preventing that the first back-moving spring 160 from departing from fixture 150.
See also Fig. 1, Fig. 2 and Fig. 5, piston rod 120 outsides are also provided with many fixed bars 127, can be three fixed bars 127 particularly, and fixed bar 127 is for fixing decompression cover 171.On fixed bar 127, offer the first screwed hole, three fixed bars 127 surround a triangular structure.Particularly, the triangular structure being surrounded by three fixed bars 127 can be equilateral triangle structure.Pressure release assembly 170 comprises decompression cover 171, pressure release seal 172, the second back-moving spring 173 and threaded fastener 174.Decompression cover 171, corresponding to relief hole 124, offers the second screwed hole on decompression cover 171.Pressure release seal 172 is arranged at relief hole 124 places, and pressure release seal 172 is for sealing relief hole 124.The second back-moving spring 173 is arranged between decompression cover 171 and pressure release seal 172.Threaded fastener 174 passes the first screwed hole and the second screwed hole successively so that decompression cover 171 is fixed on piston rod 120.
Draining valve 200 is connected with the weep hole 124 of unidirectional relief valve 100.In present embodiment, because the hole wall of weep hole 124 extends to form outlet pipe 126 along the outside of piston rod 120, so draining valve 200 is connected with outlet pipe 126.
The specific works process of above-mentioned unidirectional relief valve 100 is as follows:
Refer to Fig. 4, when extraneous tap water 111 enters piston rod 120 when inner through inlet opening, piston 130 is produced to pressure, piston 130 is moved along the direction near drain hole 121, then make the first back-moving spring 160 compressed, piston 130 drives piston packing 140 to move to the direction near drain hole 121, until fixture 150 parts stretch out in drain hole 121, fixture 150 and the common sealing drain hole 121 of piston packing 140, water flows into draining valve 200 from weep hole 124.Refer to Fig. 5, when water feeding pressure surpasses preset value, the second back-moving spring 173 is compressed, and pressure release seal 172 leaves relief hole 125, and water flows out from relief hole 125, avoids strong hydraulic pressure to cause harmful effect to unidirectional relief valve 100 and draining valve 200.Refer to Fig. 6, when stopping into water, be subject to the pressure influence after the first back-moving spring 160 compressions, piston 130 and piston packing 140 returns, seal up inlet opening 111.See also Fig. 8, the water flowing backwards out from draining valve 200 can only be discharged by drain hole 121.
Above-mentioned unidirectional relief valve 100 and the drainage system 10 of having applied this unidirectional relief valve 100 at least comprise following advantage:
Because drain hole 121 is for open type designs, effectively strengthened drainage speed, can make the rapid return of draining valve 200, thereby realize water-saving object.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a unidirectional relief valve, is characterized in that, comprising:
Bottom, offers inlet opening on described bottom;
Piston rod, described bottom seals one end of described piston rod, the other end of described piston rod offers open type drain hole, around described drain hole, many reference columns are set, the other end of many described reference columns is provided with top board, on the sidewall of described piston rod, offer weep hole and relief hole, described weep hole and described relief hole interval arrange;
Piston, is contained in described piston rod, and described piston comprises piston only and outstanding is arranged at the piston rod on described piston only;
Piston packing, is arranged on described piston only;
Fixture, described fixture is sheathed on described piston rod;
The first back-moving spring, one end is sheathed on described fixture, and the other end is connected on described top board; And
Pressure release assembly, comprises decompression cover, pressure release seal and the second back-moving spring, and described decompression cover is corresponding to described relief hole, and described pressure release seal is arranged at described relief hole place, and described pressure release seal seals described relief hole; Described the second back-moving spring is arranged between described decompression cover and described pressure release seal.
2. unidirectional relief valve according to claim 1, is characterized in that, the hole wall of described inlet opening extends to form water inlet pipe along described piston rod outside.
3. unidirectional relief valve according to claim 1, is characterized in that, the hole wall of described weep hole extends to form outlet pipe along described piston rod outside.
4. unidirectional relief valve according to claim 1, is characterized in that, on described piston only, offers groove, and described piston packing is arranged in described groove.
5. unidirectional relief valve according to claim 1, is characterized in that, described fixture outside is provided with protective fence, and described protective fence is used for preventing that described the first back-moving spring from departing from described fixture.
6. unidirectional relief valve according to claim 1, is characterized in that, described piston rod outside is also provided with many fixed bars, and described decompression cover is fixed on described fixed bar.
7. unidirectional relief valve according to claim 6, it is characterized in that, described pressure release assembly also comprises threaded fastener, on described fixed bar, offer the first screwed hole, on described decompression cover, offer the second screwed hole, described threaded fastener passes described the first screwed hole and described the second screwed hole successively so that described decompression cover is fixed on described piston rod.
8. unidirectional relief valve according to claim 7, is characterized in that, the quantity of described fixed bar is three, and three described fixed bars surround triangular structure.
9. unidirectional relief valve according to claim 8, is characterized in that, described triangular structure is equilateral triangle structure.
10. a drainage system, is characterized in that, comprising:
Unidirectional relief valve as in one of claimed in any of claims 1 to 9; And
Draining valve, described draining valve is connected with the weep hole of described unidirectional relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184732.6U CN203834606U (en) | 2014-04-16 | 2014-04-16 | One-way pressure release valve and drainage system applying one-way pressure release valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184732.6U CN203834606U (en) | 2014-04-16 | 2014-04-16 | One-way pressure release valve and drainage system applying one-way pressure release valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203834606U true CN203834606U (en) | 2014-09-17 |
Family
ID=51512466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184732.6U Expired - Lifetime CN203834606U (en) | 2014-04-16 | 2014-04-16 | One-way pressure release valve and drainage system applying one-way pressure release valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203834606U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105851452A (en) * | 2016-05-17 | 2016-08-17 | 周利 | Constant-pressure valve structural system of ice cream machine |
| CN109914554A (en) * | 2019-02-02 | 2019-06-21 | 海益（厦门）建材工业有限公司 | A kind of delay switch and its working principle |
| CN111109992B (en) * | 2018-10-30 | 2021-05-25 | 广东美的生活电器制造有限公司 | Pressure relief assembly and food processor |
| CN113046766A (en) * | 2021-02-04 | 2021-06-29 | 海伟环境科技有限公司 | Device for preparing ozone by electrolysis/corona method |
-
2014
- 2014-04-16 CN CN201420184732.6U patent/CN203834606U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105851452A (en) * | 2016-05-17 | 2016-08-17 | 周利 | Constant-pressure valve structural system of ice cream machine |
| CN111109992B (en) * | 2018-10-30 | 2021-05-25 | 广东美的生活电器制造有限公司 | Pressure relief assembly and food processor |
| CN109914554A (en) * | 2019-02-02 | 2019-06-21 | 海益（厦门）建材工业有限公司 | A kind of delay switch and its working principle |
| CN113046766A (en) * | 2021-02-04 | 2021-06-29 | 海伟环境科技有限公司 | Device for preparing ozone by electrolysis/corona method |
| CN113046766B (en) * | 2021-02-04 | 2022-03-29 | 海伟环境科技有限公司 | Device for preparing ozone by electrolysis/corona method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203834606U (en) | One-way pressure release valve and drainage system applying one-way pressure release valve | |
| CN202901385U (en) | Stop valve with drain valve | |
| CN104213863B (en) | Water injection well oil jacket plugging device | |
| CN203640017U (en) | Deodorant drainer | |
| CN201810901U (en) | Universal joint | |
| CN203626547U (en) | Structure of flood-control water gate | |
| CN201651446U (en) | Dewatering check valve | |
| CN103485401A (en) | Flush toilet water tank | |
| CN204024568U (en) | Water injection well oil jacket plugging device | |
| CN203926942U (en) | A kind of filter check valve | |
| CN204201243U (en) | Valve control mechanism | |
| CN204512475U (en) | A kind of fire hydrant bottom sealing device | |
| CN218913936U (en) | Water-saving valve with water leakage prevention function | |
| CN202149263U (en) | Water-saving tap | |
| CN204610205U (en) | Intelligent water diaphragm pump | |
| CN203585449U (en) | Check gate valve | |
| CN201771046U (en) | One-time formed plastic water discharge inspection well | |
| CN204982425U (en) | Prevent large size laundry washer of jam | |
| US9556601B2 (en) | Base connection device used to change a flapper drain valve to a barrel drain valve | |
| CN204059548U (en) | A kind of floor drain accelerating draining | |
| CN102425695A (en) | Water faucet capable of automatically closing during cut-off of water supply | |
| CN203836288U (en) | Special check valve for water ring vacuum pump | |
| CN205360729U (en) | Filter element of water purifier | |
| CN203296138U (en) | Side-inlet bottom-outlet magnetic delay flush valve element | |
| CN202007948U (en) | Inspecting opening structure in water drainage pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: FOSHAN HEGII SANITARYWARE Co.,Ltd. Assignor: SHENZHEN BODIAN ELECTRONICS TECHNOLOGY Co.,Ltd. Contract record no.: 2015440020358 Denomination of utility model: One-way pressure release valve and drainage system applying one-way pressure release valve Granted publication date: 20140917 License type: Common License Record date: 20151126 Assignee: GUANGDONG HEGII SANITARY WARES Co.,Ltd. Assignor: SHENZHEN BODIAN ELECTRONICS TECHNOLOGY Co.,Ltd. Contract record no.: 2015440020356 Denomination of utility model: One-way pressure release valve and drainage system applying one-way pressure release valve Granted publication date: 20140917 License type: Common License Record date: 20151126 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |